1. 磁流體動力學對磁場和導電的液體或氣體，諸如熔化的金屬或者等離子區(qū)之間的相互作用的研究
   The study of the interaction of magnetic fields and electrically conducting liquids or gases, such as molten metal or plasma.
2. （種間）相互作用出現(xiàn)在群落中的相互作用和效應，例如共生現(xiàn)象
   Any of the reciprocal actions or effects, such as symbiosis, that can occur in a community.
3. 但是，啊，我可能失去了多少，你們能看的人從戲劇表演中看動作，聽語言的相互作用中產(chǎn)生了多少喜悅！
   But, oh, how much I must miss, and how much pleasure you seeing ones can derive from watching and hearing the interplay of speech and movement in the unfolding of a dramatic performance!
4. 系統(tǒng)間或一個系統(tǒng)的各種特性之間的相互作用。
   Interaction between systems or between properties of a system.

互作用的英語翻譯：